*SUPPORT*
IN: dax tufa OUT: YELLOW YELLOW YELLOW
IN: zup wif fep wif OUT: RED BLUE RED
IN: gazzer tufa kiki dax OUT: YELLOW PURPLE PURPLE PURPLE
IN: gazzer wif tufa OUT: PURPLE RED PURPLE RED PURPLE RED
IN: wif wif kiki gazzer OUT: PURPLE RED RED
IN: dax fep wif zup OUT: RED BLUE YELLOW
IN: wif zup OUT: RED BLUE
IN: gazzer OUT: PURPLE
IN: dax OUT: YELLOW
IN: zup kiki dax fep zup OUT: BLUE YELLOW BLUE
IN: dax wif wif OUT: YELLOW RED RED
IN: zup OUT: BLUE
IN: wif OUT: RED
IN: zup zup zup fep zup zup fep wif OUT: RED BLUE BLUE BLUE BLUE BLUE

*QUERY*
IN: gazzer fep wif OUT: RED PURPLE
IN: zup dax OUT: BLUE YELLOW
IN: gazzer gazzer OUT: PURPLE PURPLE
IN: gazzer tufa OUT: PURPLE PURPLE PURPLE
IN: wif zup tufa OUT: RED BLUE RED BLUE RED BLUE
IN: dax kiki wif tufa OUT: RED YELLOW RED YELLOW RED YELLOW
IN: dax fep zup OUT: BLUE YELLOW
IN: zup gazzer tufa OUT: BLUE PURPLE BLUE PURPLE BLUE PURPLE
IN: wif wif wif kiki wif fep gazzer tufa OUT: PURPLE PURPLE PURPLE RED RED RED RED
IN: zup fep zup tufa OUT: BLUE BLUE BLUE BLUE

*GRAMMAR*
wif -> RED 
 zup -> BLUE 
 dax -> YELLOW 
 gazzer -> PURPLE 
 x1 fep x2 -> [x2] [x1] 
 x1 tufa -> [x1] [x1] [x1] 
 x1 kiki x2 -> [x2] [x1] 
 u1 x1 -> [u1] [x1] 
 